Dec 15 06:51:19.171 INFO testing kg-display-derive-0.1.0 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 15 06:51:19.171 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 06:51:19.715 INFO [stdout] d9372804daaee07f91d8679ef2dad1d4b3232b224c665af7d35ad3b1fd563144
Dec 15 06:51:19.718 INFO running `"docker" "start" "-a" "d9372804daaee07f91d8679ef2dad1d4b3232b224c665af7d35ad3b1fd563144"`
Dec 15 06:51:21.655 INFO [stderr] usermod: no changes
Dec 15 06:51:21.811 INFO [stderr]    Compiling kg-utils v0.2.3
Dec 15 06:51:21.811 INFO [stderr]    Compiling kg-display v0.1.1
Dec 15 06:51:23.357 INFO [stderr] error[E0658]: use of unstable library feature 'alloc_layout_extra' (see issue #55724)
Dec 15 06:51:23.357 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/kg-utils-0.2.3/src/collections/sparse_set.rs:231:11
Dec 15 06:51:23.357 INFO [stderr]     |
Dec 15 06:51:23.357 INFO [stderr] 231 |     match Layout::array::<T>(size) {
Dec 15 06:51:23.357 INFO [stderr]     |           ^^^^^^^^^^^^^^^^^^
Dec 15 06:51:23.357 INFO [stderr]     |
Dec 15 06:51:23.357 INFO [stderr]     = help: add #![feature(alloc_layout_extra)] to the crate attributes to enable
Dec 15 06:51:23.357 INFO [stderr] 
Dec 15 06:51:23.643 INFO [stderr] error: aborting due to previous error
Dec 15 06:51:23.643 INFO [stderr] 
Dec 15 06:51:23.644 INFO [stderr] For more information about this error, try `rustc --explain E0658`.
Dec 15 06:51:23.661 INFO [stderr] error: Could not compile `kg-utils`.
Dec 15 06:51:23.662 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 15 06:51:25.152 INFO [stderr] error: build failed
Dec 15 06:51:25.155 INFO [stderr] su: No module specific data is present
Dec 15 06:51:26.427 INFO running `"docker" "inspect" "d9372804daaee07f91d8679ef2dad1d4b3232b224c665af7d35ad3b1fd563144"`
Dec 15 06:51:26.731 INFO running `"docker" "rm" "-f" "d9372804daaee07f91d8679ef2dad1d4b3232b224c665af7d35ad3b1fd563144"`
Dec 15 06:51:27.074 INFO [stdout] d9372804daaee07f91d8679ef2dad1d4b3232b224c665af7d35ad3b1fd563144